XXXlll 
Tuft’s College Studies : Vol. iv. Nos. 3 
and 4. 
United States Geological Survey : 
Bulletin 627, 630, 635, 636, 638, 640, 
641 H, 645, 649, 13—20 I, 3—7; 
Water Supply Papers, 360, 384, 387, 
395; Professional Papers, g8i—g8 M, 
9 L. 
Wales National Museum : loth Annual 
Report, 1916-17. 
Whitby Literary and Philosophical 
Society : 94th Report. 
Wisconsin Academy of Sciences, Arts, 
and Letters : Vol. xviii., Part 2. 
York : City of York Annual Report. 
York,' Bootham School : 83rd Annual 
Report. 
York: Report of Education Committee, 
1916. 
Yorkshire Fishery District : Fiftieth 
Annual Report of Salmon and Trout 
Fisheries. 
Zoological Society of London : Proceed¬ 
ings for March 1917, Part i ; July 
1917, Part 2. 
Beddome, R. H.: Ferns of British India. 
Bower, F. O. : Origin of Land Flora. 
Braithwaite, R. : British Moss Flora, 
3 Vols. 1887 ; Sphagnacese, 1880. 
Darwin, Charles: Insectivorous Plants. 
Massee, George: Diseases of Cultivated 
Plants and Trees. 
Green, J. R. : History of Botany in the 
United Kingdom. 
Gregory, E. S.: British Violets. 
Yorkshire Philosophical Society Re¬ 
ports : 1823 — 
c 
) 
The Librarian. 
The Librarian, 
The Librarian. 
The Society. 
The Librarian. 
The Town Clerk. 
The School. 
I The Secretary. 
The Secretaiy. 
The Society. 
> Mr. J. S. Gayner. 
